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 *    * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
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 * in the documentation and/or other materials provided with the
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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package io.grpc.transport.okhttp;

import com.google.common.base.Preconditions;

import com.squareup.okhttp.ConnectionSpec;

import io.grpc.transport.ClientTransport;
import io.grpc.transport.ClientTransportFactory;

import java.net.InetSocketAddress;
import java.util.concurrent.ExecutorService;

import javax.net.ssl.SSLSocketFactory;

/**
 * Factory that manufactures instances of {@link OkHttpClientTransport}.
 */
class OkHttpClientTransportFactory implements ClientTransportFactory {
  private final InetSocketAddress address;
  private final ExecutorService executor;
  private final String authorityHost;
  private final SSLSocketFactory sslSocketFactory;
  private final ConnectionSpec connectionSpec;

  public OkHttpClientTransportFactory(InetSocketAddress address, String authorityHost,
      ExecutorService executor, SSLSocketFactory factory, ConnectionSpec connectionSpec) {
    this.address = Preconditions.checkNotNull(address, "address");
    this.executor = Preconditions.checkNotNull(executor, "executor");
    this.authorityHost = Preconditions.checkNotNull(authorityHost, "authorityHost");
    this.sslSocketFactory = factory;
    this.connectionSpec = connectionSpec;
  }

  @Override
  public ClientTransport newClientTransport() {
    return new OkHttpClientTransport(
        address, authorityHost, executor, sslSocketFactory, connectionSpec);
  }

}
